Characterizing and Computing Causes for Query Answers in Databases from Database Repairs and Repair Programs.
Leopoldo E. BertossiPublished in: CoRR (2017)
Keyphrases
- inconsistent databases
- consistent query answering
- query answers
- consistent answers
- database
- databases
- query answering
- integrity constraints
- consistent query answers
- query evaluation
- aggregate queries
- data exchange
- database systems
- relational databases
- error bounds
- data management
- stable model semantics
- datalog programs
- knowledge discovery
- data integration
- database applications
- conjunctive queries
- relational algebra
- answer sets
- database queries
- data cleaning
- query rewriting
- probabilistic databases
- null values
- database design
- data sources
- data analysis
- logic programs
- object oriented